Incheon Intl

$391+ Cheap flights from Houston to Incheon Intl (ICN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/23. Fares are subject to change and may not be available on all flights or dates of travel.
HOU — ICN
Jul 31 — Aug 71
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Cheap flight deals from Houston to Incheon Intl

Cheapest flights from Houston to Incheon Intl
Explore the most affordable flight options available from Houston to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2026.

This oojo deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
IAH
-
ICN
1 stop22h 15m
WestJet
Sat 10/108:45 pm
ICN
-
IAH
1 stop31h 10m
WestJet
Deal found 6/30$872
This oojo deal was found by Cheapflights users on 6/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/192:50 pm
IAH
-
ICN
1 stop37h 55m
WestJet
Sun 10/118:45 pm
ICN
-
IAH
1 stop31h 10m
WestJet
Deal found 6/30$885
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
IAH
-
ICN
1 stop22h 15m
Multiple Airlines
Thu 9/33:05 pm
ICN
-
IAH
1 stop32h 40m
Multiple Airlines
Deal found 6/27$919
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/136:30 am
IAH
-
ICN
1 stop22h 15m
Multiple Airlines
Thu 9/33:05 pm
ICN
-
IAH
1 stop32h 40m
Multiple Airlines
Deal found 6/27$926
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
IAH
-
ICN
1 stop22h 15m
Multiple Airlines
Tue 9/88:00 am
ICN
-
IAH
1 stop39h 45m
Multiple Airlines
Deal found 6/27$930
This Kiwi.com deal was found by Cheapflights users on 6/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:30 am
IAH
-
ICN
1 stop22h 15m
Multiple Airlines
Tue 9/110:20 am
ICN
-
IAH
2 stops37h 25m
Multiple Airlines
Deal found 6/27$933
This Kiwi.com deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:30 am
IAH
-
ICN
1 stop22h 15m
Multiple Airlines
Tue 9/88:00 am
ICN
-
IAH
1 stop39h 45m
Multiple Airlines
Deal found 6/26$935
This flugladen.de deal was found by Cheapflights users on 6/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:30 am
IAH
-
ICN
1 stop22h 15m
Multiple Airlines
Tue 8/259:20 am
ICN
-
IAH
1 stop37h 25m
Multiple Airlines
Deal found 6/29$940
This American Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:41 am
HOU
-
ICN
1 stop20h 04m
American Airlines
Wed 9/95:50 pm
ICN
-
HOU
1 stop15h 58m
American Airlines
Deal found 6/26$1,066
This American Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:00 am
HOU
-
ICN
1 stop19h 25m
American Airlines
Thu 11/266:35 pm
ICN
-
HOU
1 stop30h 05m
American Airlines
Deal found 6/26$1,069
This American Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:41 am
HOU
-
ICN
1 stop20h 04m
American Airlines
Fri 8/285:50 pm
ICN
-
HOU
1 stop16h 01m
American Airlines
Deal found 6/26$1,116
This American Airlines deal was found by Cheapflights users on 6/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/285:41 am
HOU
-
ICN
1 stop20h 04m
American Airlines
Sat 9/125:50 pm
ICN
-
HOU
1 stop15h 58m
American Airlines
Deal found 6/26$1,166

Find flight deals from Houston to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Houston (HO1) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated July 1, 2026.

Round-trip from

$872
(oojo)

One-way from

$391
(oojo)

Popular in

July

Cheapest in

November

Average price

$1,797
From Houston to Incheon Intl
One-way flight from Houston to Incheon Intl
Highest demand for flights based on searches. 9% potential increase in price ($145 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
Average for round-trip flights in July 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Houston to Incheon Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 1, 2026.
Use the filters below to find and compare flights from Houston to Incheon Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Mon 9/21

2:30 pm-8:35 am

1 stop28h 05m

Incheon Intl

Mon 11/9

12:05 am-7:05 pm

1 stop34h 00m

$1,149

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Tue 12/1

9:00 pm-6:20 pm

1 stop30h 20m

Incheon Intl

Wed 12/9

12:05 am-7:05 pm

1 stop34h 00m

$1,149

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Fri 9/11

7:00 am-6:00 am

2 stops33h 00m

Incheon Intl

Sat 9/19

8:30 pm-7:46 pm

2 stops61h 16m

$1,167

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Sun 9/13

8:17 pm-7:15 pm

2 stops32h 58m

Incheon Intl

Sat 10/10

7:20 am-2:53 pm

2 stops45h 33m

$1,168

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Thu 8/20

7:51 pm-12:40 pm

2 stops26h 49m

Incheon Intl

Tue 9/8

8:00 am-10:20 pm

2 stops28h 20m

$1,268

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Mon 11/2

8:20 pm-12:45 pm

2 stops25h 25m

Incheon Intl

Thu 11/26

10:00 am-11:57 pm

2 stops28h 57m

$1,272

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Thu 8/6

7:51 pm-12:40 pm

2 stops26h 49m

Incheon Intl

Tue 8/18

8:05 pm-7:46 pm

2 stops37h 41m

$1,277

HoustonIncheon

HOU - ICN

HOUICN

Houston Hobby

Thu 10/29

8:24 pm-12:45 pm

2 stops26h 21m

Incheon Intl

Mon 11/2

10:00 am-7:50 pm

2 stops24h 50m

$1,343

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Mon 8/24

7:02 am-10:25 pm

2 stops25h 23m

Incheon Intl

Sat 8/29

1:40 pm-10:20 pm

2 stops46h 40m

$1,353

HoustonIncheon

IAH - ICN

IAHICN

Houston George Bush Intcntl

Thu 10/8

8:10 pm-2:05 pm

2 stops27h 55m

Incheon Intl

Sat 10/17

8:00 am-8:29 pm

2 stops26h 29m

$1,363

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/30

Showing 1-10 of 35 resultsSorted by cheapest first
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Best time to book a flight from Houston to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Houston with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Houston to Incheon Intl Airport

What is the cheapest month to book a flight from Houston to Incheon Intl Airport?

Currently, February is the cheapest month in which you can book a flight from Houston to Incheon Intl Airport (average of $246). Flying from Houston to Incheon Intl Airport in July is currently the most expensive (average of $1,430). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Houston to Incheon Intl Airport?

How far ahead should I book a flight from Houston to Incheon Intl Airport?

To ensure you get the cheapest price possible for a flight from Houston to Incheon Intl Airport, you should look to book at least 9 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated July 1, 2026.
Peruse reviews from past customers who have flown with Asiana Airlines,Delta, andUnited Airlines from Houston to Incheon Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Boarding

8.3

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Comfort

8.0

Boarding

8.3

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Comfort

8.0

Boarding

8.3

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Comfort

8.0

Boarding

8.3

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Comfort

8.0

Boarding

8.3

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Comfort

8.0

Boarding

8.3

Crew

8.5

Entertainment

7.6

Food

8.0

Overall

8.1

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

SFO - ICN

Crew does their job without pleasantness. Could be cultural. Chinese airlines are the same. Our connecting flight to Bangkok on an Airbus A321 was miserable in economy. No leg room, again awful food.

Related info for your journey

Find useful and relevant information for your journey from Houston to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • How long is the flight from Houston to Incheon Intl Airport?

    Turkish Airlines and Delta can get you from Houston to Incheon Intl Airport in just under 18h 10m. Your travel time can differ by up to 12h 20m. The distance between Houston and Incheon Intl Airport is about 7068 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from Houston to Incheon Intl Airport round-trip?

    Currently priced at $461, Alaska Airlines will fly you from Houston to Incheon Intl Airport and back. In addition to Alaska Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Air Canada - these airlines can fly you to your destination from $483 and $697, respectively. Users have found that Alaska Airlines is 65% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Houston to Incheon Intl Airport one-way?

    One-way options have recently been found by users for as low as $479 on WestJet. Other airlines that offer cheap prices include Asiana Airlines from $586 and EVA Air from $597 one-way.

  • Can I find deals for flights from Houston to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Houston to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Houston to Incheon Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Houston to Incheon Intl.

  • Can I find deals for business class flights from Houston to Incheon Intl?

    Yes. Cheapflights offers flight deals from Houston to Incheon Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Houston to Incheon Intl Airport?

    Currently, February is the cheapest month in which you can book a flight from Houston to Incheon Intl Airport (average of $246). Flying from Houston to Incheon Intl Airport in July is currently the most expensive (average of $1,430). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Seongnam
Suwon

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Top 10 airlines flying from Houston to Incheon Intl

Discover the top 10 airlines that operate flights from Houston to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$461Average$571FlexibilityNo cancel feeOn-time75%
American AirlinesCheapest$483Average$1,076FlexibilityNo cancel feeOn-time71%
Air CanadaCheapest$697Average$1,113FlexibilityNo cancel feeOn-time67%
DeltaCheapest$826Average$1,491FlexibilityNo cancel feeOn-timeN/A
Asiana AirlinesCheapest$872Average$1,281FlexibilityNo cancel feeOn-time76%
WestJetCheapest$922Average$1,239FlexibilityNo cancel feeOn-time60%
Korean AirCheapest$923Average$1,577FlexibilityNo cancel feeOn-time81%
EVA AirCheapest$923Average$1,188FlexibilityNo cancel feeOn-time74%
Turkish AirlinesCheapest$968Average$1,003FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$1,138Average$1,658FlexibilityNo cancel feeOn-time69%

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